Arthur Greenhouses (incl. wholesale) in Ontario for garden plants, perennials, annuals, shrubs, trees and fresh produce

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  • Some tips for controling weeds
  • Pruning
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  • See our perennials in the Gallery

    Find all our perennials in the gallery in our Product section. Click here and we direct you to the Gallery.

    If you cannot find the desired perennial(s) in our Gallery, please contact us for more information.


  • What is a perennial plant?

    A perennial plant or perennial is a plant that lives for more than two years. Gardeners typically use this term for winter hardy perennial herbaceous plants. Scientifically,woody like shrubs and trees are also perennial in their habit.

    Perennials, especially small flowering, grow and bloom over the spring and summer and then die back every autumn and winter, then return in the spring from their root-stock rather than seeding themselves as an annual plant does. These are known as herbaceous perennials. However, depending on the rigors of local climate, a plant that is a perennial in its native habitat, or in a milder garden, may be treated as an annual and planted out every year.

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  • Perennial plants of the year

    The Perennial Plant of the Year Program (from the Perennial Plant Association) promotes the use of perennials. Each year members cast their vote for one of the four selected plants with the following attributes:
    - suitable for a wide range of climate types;
    - low maintenance;
    - easily propagated
    - easily comes true from seed or vegetative propagation;
    - exhibits multiple seasonal interest.

    The perennial of the year 2010 is Baptisia australis (Blue False Indigo) - see photo on the left. Past winners were:
    - 2009 Hakonechloa macra Aureola
    - 2008 Geranium Rozanne
    - 2007 Nepata f. Walkers Low
    - 2006 Dianthus g. Firewitch
    - 2005 Helleborus x hybridus                Bold marked Plants of the Year are available at Arthur Greenhouses
    - 2004 Athyrium n. Pictum
    - 2003 Leucanthemum s. Becky
    - 2002 Phlox p. David
    - 2001 Calamagrostis Karl Foerster
    - 2000 Scabiosa Butterfly Blue
    - 1999 Rudbeckia f. Goldsturm
    - 1998 Echinacea p. Magnus
    - 1997 Salvia n. May Night
    - 1996 Perovskia atriplicifolia
    - 1994 Astilbe s. Sprite
    - 1993 Veronica Sunny Border Blue
    - 1992 Coreopsis v. Moonbeam
    - 1991 Heuchera m. Palace Purple
    - 1990 Phlox stolonifera


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